| // Copyright 2022 Google LLC |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| package com.google.crypto.tink.internal; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.junit.Assert.assertThrows; |
| |
| import com.google.crypto.tink.InsecureSecretKeyAccess; |
| import com.google.crypto.tink.Key; |
| import com.google.crypto.tink.Parameters; |
| import com.google.crypto.tink.SecretKeyAccess; |
| import com.google.crypto.tink.util.Bytes; |
| import com.google.errorprone.annotations.Immutable; |
| import java.security.GeneralSecurityException; |
| import javax.annotation.Nullable; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link KeyParser}. */ |
| @RunWith(JUnit4.class) |
| public final class KeyParserTest { |
| |
| @Immutable |
| private static class ExampleKey extends Key { |
| @Override |
| public boolean equalsKey(Key k) { |
| return k == this; |
| } |
| |
| @Override |
| @Nullable |
| public Integer getIdRequirementOrNull() { |
| return null; |
| } |
| |
| @Override |
| public Parameters getParameters() { |
| throw new UnsupportedOperationException("Not needed in test"); |
| } |
| } |
| |
| @Immutable |
| private static class ExampleSerialization implements Serialization { |
| @Override |
| public Bytes getObjectIdentifier() { |
| return Bytes.copyFrom(new byte[0]); |
| } |
| } |
| |
| private static ExampleKey parse( |
| ExampleSerialization serialization, @Nullable SecretKeyAccess access) |
| throws GeneralSecurityException { |
| SecretKeyAccess.requireAccess(access); |
| return new ExampleKey(); |
| } |
| |
| @Test |
| public void createParser_works() throws Exception { |
| KeyParser.create(KeyParserTest::parse, Bytes.copyFrom(new byte[0]), ExampleSerialization.class); |
| } |
| |
| @Test |
| public void createParser_parseKey_works() throws Exception { |
| KeyParser<ExampleSerialization> parser = |
| KeyParser.create( |
| KeyParserTest::parse, Bytes.copyFrom(new byte[0]), ExampleSerialization.class); |
| assertThat(parser.parseKey(new ExampleSerialization(), InsecureSecretKeyAccess.get())) |
| .isNotNull(); |
| assertThrows( |
| GeneralSecurityException.class, |
| () -> parser.parseKey(new ExampleSerialization(), /* access = */ null)); |
| } |
| |
| @Test |
| public void createParser_classes_work() throws Exception { |
| KeyParser<ExampleSerialization> parser = |
| KeyParser.create( |
| KeyParserTest::parse, Bytes.copyFrom(new byte[] {1, 2, 3}), ExampleSerialization.class); |
| assertThat(parser.getObjectIdentifier()).isEqualTo(Bytes.copyFrom(new byte[] {1, 2, 3})); |
| assertThat(parser.getSerializationClass()).isEqualTo(ExampleSerialization.class); |
| } |
| } |